Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. The convention will be held from October 19 to 22 in Mexico City. (Photo by Henry Romero/Reuters)





Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





A clown performs next to the Monument to the Revolution as he takes part in the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





Clonwns take a selfie with cell phones at the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





A clown is reflected on a side mirror of his car while speaking to another clown before they take part in a photo session at the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





A clown rides his bicycle at the Monument to the Revolution as he takes part in the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





A clown rides his unicycle next to the Monument to the Revolution as he takes part in the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)





Clowns pose for a photo in front of the Monument to the Revolution during the Latin American Clown Convention in Mexico City, Mexico, October 21, 2015. (Photo by Henry Romero/Reuters)